<template>
  <div class="login-container">
    <el-form class="login-form" autocomplete="on" label-position="left">
      <div class="title-container">
        <h3 class="title">SM4加密算法</h3>
      </div>
      <el-form-item label="文本">
        <el-input
          v-model="dataText"
          name="text"
          type="text"
          tabindex="1"
          autocomplete="on"
        />
      </el-form-item>

      <el-form-item label="密钥">
        <el-input
          v-model="hexKey"
          name="text"
          type="text"
          tabindex="1"
          autocomplete="on"
        />
      </el-form-item>

      <el-form-item label="密文">
        <el-input
          v-model="ciperText"
          name="text"
          type="text"
          tabindex="1"
          autocomplete="on"
        />
      </el-form-item>

      <el-row justify="space-between">
        <el-col :span="10">
          <el-button
            type="primary"
            @click="doSM4"
            style="width: 100%; margin-bottom: 30px"
          >
            SM4加密</el-button
          >
        </el-col>
        <el-col :span="10">
          <el-button
            type="primary"
            @click="doSM4Decrypt"
            style="width: 100%; margin-bottom: 30px"
          >
            SM4解密</el-button
          >
        </el-col>
      </el-row>
    </el-form>
  </div>
</template>

<script>
import { sm4 } from "sm-crypto";

export default {
  name: "Home",
  components: {},
  data() {
    return {
      sm4Key: "0123456789abcdef",
      dataText: "中华人民共和国万岁",
      ciperText: "",
      hexKey: "244a6568e4a9f55e7d10c956121b6538",
      otherQuery: {},
    };
  },
  mounted() {},
  methods: {
    strToHex(str) {
      var hexCharCode = [];

      for (var i = 0; i < str.length; i++) {
        hexCharCode.push(str.charCodeAt(i).toString(16));
      }
      // 记住这里的join一定是空，不要误打了空格
      return hexCharCode.join("");
    },
    doSM4() {
      /*
      let hexKey = this.strToHex(this.sm4Key);
      console.log("Key:", hexKey);

       */
      this.ciperText = sm4.encrypt(this.dataText, this.hexKey);
    },
    doSM4Decrypt() {
      this.dataText = sm4.decrypt(this.ciperText, this.hexKey);
    },
  },
};
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-plus css */
.login-container {
  .el-input {
    height: 47px;
    width: 85%;

    .el-input__wrapper,
    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      box-shadow: none;
    }

    input {
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;

.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 20px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 10px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }

  .thirdparty-button {
    position: absolute;
    right: 0;
    bottom: 6px;
  }

  @media only screen and (max-width: 470px) {
    .thirdparty-button {
      display: none;
    }
  }
}
</style>
